The Life Calculus (命結石, Meikesseki?) or Lifestone, is a white stone that 'shields' the thirst the kemono have. Basically, it stops them from attacking humans instinctively.[1]

Appearance

It has a curved, comma-shaped appearance with four legs.

Description

They are formed only under specific conditions and made of things not found anywhere else. [1]

Powers

References

  1. 1.0 1.1 Kemono Jihen Manga: Chapter 1.
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